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in an exam 90% students passed if the 15 student fail find the number of students appeared in the examination
Question
in an exam 90% students passed if the 15 student fail find the number of students appeared in the examination
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Mathematics
3 years
2021-08-25T01:26:22+00:00
2021-08-25T01:26:22+00:00 2 Answers
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Answers ( )
Step-by-step explanation:
90%passed
100%-90%=10% failed
10%=15 students
100%=x students
10x=1500
x=1500/10
x=150 number of students appeared in the exam.
Answer:
150
Step-by-step explanation:
15 fail
90 percent pass
15=10 percent
135=90 percent
150